Power Systems A buchholz relay is used for protection of a transformer against all external faults nether 1 nor 2 protection of a transformer against all internal faults both 1 and 2 protection of a transformer against all external faults nether 1 nor 2 protection of a transformer against all internal faults both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems For harnessing low variable water heads, the suitable hydraulic turbine with high percentage of reaction and runner adjust vanes is Impeller. Kaplan. Francis. Pelton. Impeller. Kaplan. Francis. Pelton. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Mho relay is used for the protection of no length criterion. short length lines. medium length lines. long transmission lines. no length criterion. short length lines. medium length lines. long transmission lines. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the frequency is increased, then skin effect will remains unaffected decreases increases any of the above remains unaffected decreases increases any of the above ANSWER DOWNLOAD EXAMIANS APP
Power Systems Highest pressure generating pump inside the thermal plant is low pressure heater All of these boiler feed pump high pressure heater low pressure heater All of these boiler feed pump high pressure heater ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3-phase transmission line operating at Vs = 400 kV and has ABCD parameters A= D = 0.8∠0°, B = 100∠°90 Ω, C = 0.5*10^-6∠90° ℧. Find Charging current under no load? 0.344∠90° A/phase 0.144∠90° A/phase 1.144∠90° A/phase 0.512∠90° A/phase 0.344∠90° A/phase 0.144∠90° A/phase 1.144∠90° A/phase 0.512∠90° A/phase ANSWER DOWNLOAD EXAMIANS APP
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